--- drivers/usb/class/usblp.c.orig	2004-03-05 17:09:00.412189056 +0000
+++ drivers/usb/class/usblp.c	2004-03-05 17:10:30.121551160 +0000
@@ -609,8 +609,10 @@ static ssize_t usblp_write(struct file *
 	while (writecount < count) {
 		if (!usblp->wcomplete) {
 			barrier();
-			if (file->f_flags & O_NONBLOCK)
+			if (file->f_flags & O_NONBLOCK) {
+				writecount += transfer_length;
 				return writecount ? writecount : -EAGAIN;
+			}
 
 			timeout = USBLP_WRITE_TIMEOUT;
 			add_wait_queue(&usblp->wait, &wait);
@@ -670,7 +672,8 @@ static ssize_t usblp_write(struct file *
 
 		usblp->writeurb->transfer_buffer_length = transfer_length;
 
-		if (copy_from_user(usblp->writeurb->transfer_buffer, buffer + writecount, transfer_length)) {
+		if (copy_from_user(usblp->writeurb->transfer_buffer, 
+				   buffer + writecount, transfer_length)) {
 			up(&usblp->sem);
 			return writecount ? writecount : -EFAULT;
 		}